9.129.12

5 files changed, 74 insertions, 74 deletions

diff --git a/C/7zVersion.h b/C/7zVersion.h
index a01a207d..6b087fae 100755
--- a/C/7zVersion.h
+++ b/C/7zVersion.h
@@ -1,7 +1,7 @@
 #define MY_VER_MAJOR 9
-#define MY_VER_MINOR 11
+#define MY_VER_MINOR 12
 #define MY_VER_BUILD 0
-#define MY_VERSION "9.11 beta"
-#define MY_DATE "2010-03-15"
+#define MY_VERSION "9.12 beta"
+#define MY_DATE "2010-03-24"
 #define MY_COPYRIGHT ": Igor Pavlov : Public domain"
 #define MY_VERSION_COPYRIGHT_DATE MY_VERSION " " MY_COPYRIGHT " : " MY_DATE
diff --git a/C/Lzma2Enc.c b/C/Lzma2Enc.c
index 55c05fb5..9eb55318 100755
--- a/C/Lzma2Enc.c
+++ b/C/Lzma2Enc.c
@@ -1,5 +1,5 @@
 /* Lzma2Enc.c -- LZMA2 Encoder
-2009-11-24 : Igor Pavlov : Public domain */
+2010-03-24 : Igor Pavlov : Public domain */
 
 /* #include <stdio.h> */
 #include <string.h>
@@ -173,6 +173,65 @@ void Lzma2EncProps_Init(CLzma2EncProps *p)
   p->blockSize = 0;
 }
 
+void Lzma2EncProps_Normalize(CLzma2EncProps *p)
+{
+  int t1, t1n, t2, t3;
+  {
+    CLzmaEncProps lzmaProps = p->lzmaProps;
+    LzmaEncProps_Normalize(&lzmaProps);
+    t1n = lzmaProps.numThreads;
+  }
+
+  t1 = p->lzmaProps.numThreads;
+  t2 = p->numBlockThreads;
+  t3 = p->numTotalThreads;
+
+  if (t2 > NUM_MT_CODER_THREADS_MAX)
+    t2 = NUM_MT_CODER_THREADS_MAX;
+
+  if (t3 <= 0)
+  {
+    if (t2 <= 0)
+      t2 = 1;
+    t3 = t1n * t2;
+  }
+  else if (t2 <= 0)
+  {
+    t2 = t3 / t1n;
+    if (t2 == 0)
+    {
+      t1 = 1;
+      t2 = t3;
+    }
+    if (t2 > NUM_MT_CODER_THREADS_MAX)
+      t2 = NUM_MT_CODER_THREADS_MAX;
+  }
+  else if (t1 <= 0)
+  {
+    t1 = t3 / t2;
+    if (t1 == 0)
+      t1 = 1;
+  }
+  else
+    t3 = t1n * t2;
+
+  p->lzmaProps.numThreads = t1;
+  p->numBlockThreads = t2;
+  p->numTotalThreads = t3;
+  LzmaEncProps_Normalize(&p->lzmaProps);
+
+  if (p->blockSize == 0)
+  {
+    UInt32 dictSize = p->lzmaProps.dictSize;
+    UInt64 blockSize = (UInt64)dictSize << 2;
+    const UInt32 kMinSize = (UInt32)1 << 20;
+    const UInt32 kMaxSize = (UInt32)1 << 28;
+    if (blockSize < kMinSize) blockSize = kMinSize;
+    if (blockSize > kMaxSize) blockSize = kMaxSize;
+    if (blockSize < dictSize) blockSize = dictSize;
+    p->blockSize = (size_t)blockSize;
+  }
+}
 
 static SRes Progress(ICompressProgress *p, UInt64 inSize, UInt64 outSize)
 {
@@ -351,70 +410,6 @@ void Lzma2Enc_Destroy(CLzma2EncHandle pp)
   IAlloc_Free(p->alloc, pp);
 }
 
-void Lzma2EncProps_Normalize(CLzma2EncProps *p)
-{
-  int t1, t1n, t2, t3;
-  CLzmaEncProps lzmaProps = p->lzmaProps;
-  
-  LzmaEncProps_Normalize(&lzmaProps);
-
-  t1 = p->lzmaProps.numThreads;
-  t1n = lzmaProps.numThreads;
-  t2 = p->numBlockThreads;
-  t3 = p->numTotalThreads;
-
-  #ifndef _7ZIP_ST
-  if (t2 > NUM_MT_CODER_THREADS_MAX)
-    t2 = NUM_MT_CODER_THREADS_MAX;
-  #else
-  t2 = 1;
-  #endif
-
-  if (t3 <= 0)
-  {
-    if (t2 <= 0)
-      t2 = 1;
-    t3 = t1n * t2;
-  }
-  else
-  {
-    if (t2 <= 0)
-    {
-      t2 = t3 / t1n;
-      if (t2 == 0)
-      {
-        t1 = 1;
-        t2 = t3;
-      }
-    }
-    else if (t1 <= 0)
-    {
-      t1 = t3 / t2;
-      if (t1 == 0)
-        t1 = 1;
-    }
-    else
-      t3 = t1n * t2;
-  }
-
-  p->lzmaProps.numThreads = t1;
-  p->numBlockThreads = t2;
-  p->numTotalThreads = t3;
-  LzmaEncProps_Normalize(&p->lzmaProps);
-
-  if (p->blockSize == 0)
-  {
-    UInt64 blockSize = (UInt64)lzmaProps.dictSize << 2;
-    const UInt32 kMinSize = (UInt32)1 << 20;
-    const UInt32 kMaxSize = (UInt32)1 << 28;
-    if (blockSize < kMinSize) blockSize = kMinSize;
-    if (blockSize > kMaxSize) blockSize = kMaxSize;
-    if (blockSize < lzmaProps.dictSize)
-      blockSize = lzmaProps.dictSize;
-    p->blockSize = (size_t)blockSize;
-  }
-}
-
 SRes Lzma2Enc_SetProps(CLzma2EncHandle pp, const CLzma2EncProps *props)
 {
   CLzma2Enc *p = (CLzma2Enc *)pp;
diff --git a/C/MtCoder.c b/C/MtCoder.c
index 57cfe353..32afce43 100755
--- a/C/MtCoder.c
+++ b/C/MtCoder.c
@@ -1,5 +1,5 @@
 /* MtCoder.c -- Multi-thread Coder
-2009-03-26 : Igor Pavlov : Public domain */
+2010-03-24 : Igor Pavlov : Public domain */
 
 #include <stdio.h>
 
@@ -306,7 +306,7 @@ SRes MtCoder_Code(CMtCoder *p)
     for (i = 0; i < numThreads; i++)
     {
       CMtThread *t = &p->threads[i];
-      if (LoopThread_StartSubThread(&t->thread) != SZ_OK || i == 10)
+      if (LoopThread_StartSubThread(&t->thread) != SZ_OK)
       {
         res = SZ_ERROR_THREAD;
         p->threads[0].stopReading = True;
diff --git a/C/Ppmd8.c b/C/Ppmd8.c
index 95bb9a37..9187a88e 100755
--- a/C/Ppmd8.c
+++ b/C/Ppmd8.c
@@ -1,5 +1,5 @@
 /* Ppmd8.c -- PPMdI codec
-2010-03-15 : Igor Pavlov : Public domain
+2010-03-24 : Igor Pavlov : Public domain
 This code is based on PPMd var.I (2002): Dmitry Shkarin : Public domain */
 
 #include <memory.h>
@@ -410,6 +410,10 @@ static void Refresh(CPpmd8 *p, CTX_PTR ctx, unsigned oldNU, unsigned scale)
   unsigned i = ctx->NumStats, escFreq, sumFreq, flags;
   CPpmd_State *s = (CPpmd_State *)ShrinkUnits(p, STATS(ctx), oldNU, (i + 2) >> 1);
   ctx->Stats = REF(s);
+  #ifdef PPMD8_FREEZE_SUPPORT
+  /* fixed over Shkarin's code. Fixed code is not compatible with original code for some files in FREEZE mode. */
+  scale |= (ctx->SummFreq >= ((UInt32)1 << 15));
+  #endif
   flags = (ctx->Flags & (0x10 + 0x04 * scale)) + 0x08 * (s->Symbol >= 0x40);
   escFreq = ctx->SummFreq - s->Freq;
   sumFreq = (s->Freq = (Byte)((s->Freq + scale) >> scale));
diff --git a/C/Ppmd8.h b/C/Ppmd8.h
index e585b70e..870dc9dd 100755
--- a/C/Ppmd8.h
+++ b/C/Ppmd8.h
@@ -1,5 +1,5 @@
 /* Ppmd8.h -- PPMdI codec
-2010-03-12 : Igor Pavlov : Public domain
+2010-03-24 : Igor Pavlov : Public domain
 This code is based on:
   PPMd var.I (2002): Dmitry Shkarin : Public domain
   Carryless rangecoder (1999): Dmitry Subbotin : Public domain */
@@ -35,8 +35,9 @@ typedef struct CPpmd8_Context_
 
 #define Ppmd8Context_OneState(p) ((CPpmd_State *)&(p)->SummFreq)
 
-/* There is some bug in FREEZE mode (including original code,
-so we disable FREEZE mode support */
+/* The BUG in Shkarin's code for FREEZE mode was fixed, but that fixed
+   code is not compatible with original code for some files compressed
+   in FREEZE mode. So we disable FREEZE mode support. */
 
 enum
 {